Wosport MK4 Chest Rig MP5 Insert Magazine Pouch — Black

The Wosport MK4 magazine insert is an internal panel designed for chest rigs compatible with the MK4 format, built specifically to hold MP5 stick magazines and similar 9x19 platforms. Thanks to a dedicated MK4 attachment interface, it installs and removes without tools, allowing the chest rig to be reconfigured in seconds depending on the task.

Retention in each slot is provided by an open-top elastic band: this gives very fast one-handed access with no buttons or retaining clips to operate under stress. The trade-off is equally straightforward: unlike a snap retention system or Kydex, the elastic will not hold the magazine in place if the vest takes hard impacts or is turned upside down — a variable worth considering for those operating in physically demanding environments. For dynamic shooting, training, or professional use with frequent magazine access, the extraction speed often outweighs this limitation.

The colour is black, suitable for use with standard loadouts or as a base for velcro panels. The insert is sized for MP5-format magazines, keeping the compact, vertical profile that characterises SMG platforms.

Key features

• Dedicated MK4 interface: detaches and reinstalls without tools, making chest rig reconfiguration immediate.
• Open-top elastic retention: one-handed extraction with no clips to operate, well suited to high-tempo shooting sequences.
• Shaped for MP5 stick magazines: the slot fits the narrow, vertical profile of 9x19 magazines without excessive play.
• Uniform black colour: pairs with standard configurations and provides a neutral surface for additional velcro panels.